package com.ali.sqlSession;

import com.ali.io.Resources;
import com.ali.pogo.Configuration;
import com.mchange.v2.c3p0.ComboPooledDataSource;
import org.dom4j.Document;
import org.dom4j.Element;
import org.dom4j.io.SAXReader;
import java.io.InputStream;
import java.util.List;
import java.util.Properties;

public class XmlConfigBuilder {
    private Configuration configuration;

    public XmlConfigBuilder() {
        this.configuration = new Configuration();
    }

    public Configuration parseConfig(InputStream inputStream) throws Exception {
        Document document = new SAXReader().read(inputStream);
        Element rootElement = document.getRootElement();
        List<Element> list = rootElement.selectNodes("//property");
        Properties properties = new Properties();
        for (Element element : list) {
            String name = element.attributeValue("name");
            String value = element.attributeValue("value");
            properties.setProperty(name,value);
        }
        ComboPooledDataSource comboPooledDataSource = new ComboPooledDataSource();
        comboPooledDataSource.setDriverClass(properties.getProperty("driverClass"));
        comboPooledDataSource.setJdbcUrl(properties.getProperty("jdbcUrl"));
        comboPooledDataSource.setUser(properties.getProperty("username"));
        comboPooledDataSource.setPassword(properties.getProperty("password"));

        configuration.setSource(comboPooledDataSource);

        List<Element> mapperList = rootElement.selectNodes("//mapper");
        for (Element element : mapperList) {
//            if ("package".equals(element.getName())){
//
//            }else {
            String source = element.attributeValue("resource");
            InputStream resourceAsStream = Resources.getResourceAsStream(source);
            XmlMapperBuild xmlMapperBuild = new XmlMapperBuild(configuration);
            xmlMapperBuild.builder(resourceAsStream);
//            }
        }
        return configuration;
    }
}
